Konstellaatiot

Konstellaatiot, often translated as constellations, are patterns of stars as seen from Earth that have been given names and significance by various cultures throughout history. These patterns are not typically formed by stars that are physically close to each other in space, but rather by their apparent proximity from our vantage point. Ancient peoples observed the night sky and identified these celestial groupings, often associating them with mythology, deities, animals, or objects.

The study and mapping of constellations have been a part of astronomy for millennia. Different cultures have developed their own distinct sets of constellations, reflecting their unique mythologies and worldviews. However, many of the constellations recognized today have roots in ancient Greek and Babylonian traditions, which were later adopted and standardized by astronomers.

In modern astronomy, constellations serve as a convenient way to divide the celestial sphere into manageable regions. The International Astronomical Union (IAU) officially recognizes 88 constellations that cover the entire sky. These recognized constellations act as celestial boundaries, helping astronomers locate and refer to specific celestial objects such as stars, galaxies, and nebulae. While the patterns themselves are subjective, the areas they delineate are precisely defined. The names of many constellations, such as Ursa Major (the Great Bear), Orion, and Gemini, are still widely used by astronomers and skywatchers alike.